Failure to secure an appropriately placed endotracheal tube with the addition of air into the cuff might be due to which of the following?
a. Herniation of the cuff
b. Malfunction of the pilot valve
c. Pilot tubing that is too long
d. An endotracheal tube that is too small
Q. 2 The American Society for Testing and Materials (ASTM) and the International Standards Or-ganization (ISO) recommend that manual resuscitators be capable of delivering a minimum frac-tional inspired oxygen (FIO2) of _____ with an oxygen flow of ______ L/mi
a. 1.00; 12 c. 0.85; 15
b. 0.95; 20 d. 0.50; 10
Q. 3 The appropriate size of suction catheter for a size 5.0 TT is ___ French.
a. 3.5 c. 12
b. 7.5 d. 15
Q. 4 The size of a suction catheter should be:
a. a 12-French catheter.
b. the same as the internal diameter (ID) of the endotracheal tube.
c. two thirds the size of the outer diameter of the endotracheal tube.
d. less than half of the ID of the artificial airway.
Q. 5 The function of a double-lumen endotracheal tube is to:
a. facilitate speaking.
b. protect one lung from the other.
c. maintain a tracheostomy stoma.
d. assist in weaning a patient from a TT.
Q. 6 The maximum size catheter that can be used for a size 9.0 (ID) TT is ___ French.
a. 6 c. 12
b. 11 d. 13
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